Inventor
MARKL VOLKER GERHARD
US15 patents
⚠️ This page may combine multiple inventors who share the name “MARKL VOLKER GERHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
12 patentsUS7958113B2Jun 7, 2011
Automatically and adaptively determining execution plans for queries with parameter markers
IBM62 citations96
US7877381B2Jan 25, 2011
Progressive refinement of a federated query plan during query execution
IBM104 citations96
US7774336B2Aug 10, 2010
Adaptively reordering joins during query execution
IBM35 citations91
US7490110B2Feb 10, 2009
Predictable query execution through early materialization
IBM16 citations82
US7376639B2May 20, 2008
Selectivity estimation for conjunctive predicates in the presence of partial knowledge about multivariate data distributions
IBM12 citations82
US7363324B2Apr 22, 2008
Method, system and program for prioritizing maintenance of database tables
IBM9 citations82
US7987178B2Jul 26, 2011
Automatically determining optimization frequencies of queries with parameter markers
IBM14 citations81
US7765200B2Jul 27, 2010
SQL query problem determination tool
IBM9 citations81
US7610264B2Oct 27, 2009
Method and system for providing a learning optimizer for federated database systems
IBM12 citations80
US7512574B2Mar 31, 2009
Consistent histogram maintenance using query feedback
IBM6 citations63
US7512629B2Mar 31, 2009
Consistent and unbiased cardinality estimation for complex queries with conjuncts of predicates
IBM4 citations62
US7725461B2May 25, 2010
Management of statistical views in a database system
IBM2 citations55